RWS was making the same bullet but with different diameter for paper case ( Papphülsen) and brass case(Messnighülsen)

bullet weigth for the 16 bore was 46,6 gramm for paper and 48,8 gramm for brass, very heavy for a 16 bore bullet
bullet length was 21,2mm

this bullet shows 3 driving bands, the upper have a 18,15mm diameter for both. this is the oversized stop ring, the bullet can only loaded till this ring lay on the case mouth.
the other two rings measure 17,10mm for paper and 18,00mm for brass cases.